Hba configuration, Risks, Limitations – HP 6400.8400 Enterprise Virtual Array User Manual

Page 120: Hba configuration risks limitations

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becomes an ordinary virtual disk, you may present that virtual disk as you would any other
ordinary virtual disk.

HBA configuration

Host 1 is a single path HBA host.

Host 2 is a multiple HBA host with multi-pathing software.

See

Figure 33 (page 120)

.

Risks

Single path failure will result in loss of connection with the storage system.

Single path failure may cause the server to reboot.

Controller shutdown puts controller in a failed state that results in loss of data accessibility
and loss of host data that has not been written to storage.

NOTE:

For additional risks, see

“Windows Server failure scenarios” (page 132)

.

Limitations

HP P6000 Continuous Access is not supported with single path configurations.

Single path HBA server is not part of a cluster.

Booting from the SAN is not supported on single path HBA servers.

Figure 33 Windows Server (32-bit) configuration

5 SAN switch 1

1 Network interconnection

6 SAN switch 2

2 Host 1

7 Controller A

3 Host 2

8 Controller B

4 Management server

120 Single Path Implementation

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